Question Number 102664 by IRAN_majid last updated on 10/Jul/20
$$\mathrm{2}{x}=\mathrm{5} \\ $$$${x}=? \\ $$$$−−− \\ $$$$\boldsymbol{{for}}\:\boldsymbol{{test}}\:\boldsymbol{{app}}\:\boldsymbol{{only}} \\ $$
Answered by Ar Brandon last updated on 10/Jul/20
$$\mathrm{20sin}^{\mathrm{3}} \left(\frac{\pi}{\mathrm{6}}\right) \\ $$
Commented by IRAN_majid last updated on 10/Jul/20
$${thank}\:{you}\:{dear} \\ $$
Commented by Ar Brandon last updated on 10/Jul/20
Commented by DGmichael last updated on 12/Jul/20
♂️
Answered by bramlex last updated on 10/Jul/20
$$\mathrm{x}\:=\:\mathrm{10}^{\mathrm{log}\:_{\mathrm{10}} \left(\mathrm{2}\right)} \:+\:\mathrm{0}.\mathrm{5}\: \\ $$